Pandora and Rosetta Stone have embraced social business tools and the Cloud to cut costs, increase productivity and improve collaboration. Learn how these two companies overcame security concerns, gained executive buy-in and more.

Which OS the IT staff at United will use is a question that will be answered in time, but the mere fact that it can investigate all three client device operating systems is a major change for corporate IT.

The two primary forms of public cloud computing, Infrastructure-as-a-Service (IaaS) and Software-as-a-Service (SaaS), are both growing dramatically in popularity. Over the last few years, the primary focus of the IaaS providers has been on offering the basic compute and storage resources required to run applications.

It is just on 10 years since Salesforce.com unveiled the first preview of its customisable online customer relationship management (CRM) software at the annual DEMO conference in California. DEMO had previously been the launch platform for ground-breaking technology such as Netscape Navigator, Sun’s Java and Adobe Acrobat, but attendees in February 2001 would have had little idea that they were witnessing something that would turn the world of customer management software — and enterprise software generally — on its head.

I've gotten a lot of feedback on parts one and two of this three-part series on "The Three Revolutions of Cloud Computing." This series is based on my perspective that cloud computing represents the next major platform shift in computing, and will undoubtedly impose as much change as previous shifts like client/server or the rise of the Web. In parts one and two I focused on the changes cloud computing will cause in IT operations and application funding patterns. Now I'd like to turn to the changes cloud computing will cause in applications - and, to be blunt - those changes will be enormous.

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